Finding the Fourth Proportional to 9,305,116.34, 12,840,946.38 and 5,230,735.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,305,116.34 : 12,840,946.38 = 5,230,735.34 : x
2. Step 2: Convert to fraction form
   9,305,116.34/12,840,946.38 = 5,230,735.34/x
3. Step 3: Cross multiply
   9,305,116.34x = 12,840,946.38 × 5,230,735.34
4. Step 4: Simplify right side
   9,305,116.34x = 67,167,592,061,013.45
5. Step 5: Solve for x
   x = 67,167,592,061,013.45/9,305,116.34
6. Step 6: Final answer
   x = 7,218,350.59